Examlex
What is the most profound change in gender roles in marriage in recent years?
Facultative Siblicide
The conditional behavior in which an individual, usually a sibling, is killed based on environmental conditions or resource availability.
Natural Gape Coloring
The innate coloration found inside the mouths of young birds and other animals, often used to stimulate feeding by the parents.
Signal Of Quality Hypothesis
A theory suggesting that certain traits or behaviors serve as signals to potential mates that an individual possesses high genetic quality.
Hereditary
Relating to the transmission of traits, characteristics, or diseases from parents to offspring through the genes.
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